{"catalogRevision":"cat_f13ab9a494120b5e","recipeId":"page:guides:astro:object-client","recipeRevision":"r1","canonicalPath":"/guides/astro/object-client","label":"Configure S3-compatible access for Astro","family":"Framework operation","summary":"Object storage client for a Astro app on Ample. Verified on Astro: bucket credentials delivered as encrypted S3_* environment variables and a validated PutObject/GetObject round-trip linked to a database row (upload=ok linked=ok). 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Other S3 operations are not verified."}],"framework":"Astro","workload":"Configure S3-compatible access","releaseStatus":"published","supportStatus":"verified","executionStatus":"ready","docsOnly":false,"prerequisites":["An Astro project (astro build with the @astrojs/node standalone adapter then node ./dist/server/entry.mjs on the node-22 template)","A bucket from `ample bucket create` with credentials passed as encrypted S3_* environment variables","An Ample account token with servers:write, buckets:read"],"testedConfiguration":{"template":"node-22","runtime":"node","size":"s-1vcpu-1gb","install":"npm install","build":"npm run build --if-present","start":"npm run start"},"inputSchema":{"additionalProperties":false,"properties":{"env":{"description":"Encrypted environment variables","items":{"pattern":"^[A-Z][A-Z0-9_]*=.*$","type":"string"},"maxItems":50,"type":"array"},"name":{"description":"App name","maxLength":63,"minLength":1,"pattern":"^[a-z0-9-]+$","type":"string"},"path":{"description":"Project directory or ample.toml service","maxLength":512,"minLength":1,"type":"string"},"release_command":{"description":"Migration command run before activation","maxLength":512,"type":"string"}},"required":["env","name","path"],"type":"object"},"outputSchema":null,"workflowSteps":[{"title":"Build and start","body":"astro build with the @astrojs/node standalone adapter then node ./dist/server/entry.mjs on the node-22 template; the server must bind 0.0.0.0 on PORT."},{"title":"Create the bucket and pass its credentials","body":"Create it once with `ample bucket create`, then pass endpoint, region, bucket and keys with --env; use path-style addressing.","command":"ample deploy . --name <app-name> --public --env S3_ENDPOINT=... --env S3_REGION=... --env S3_BUCKET=... --env S3_ACCESS_KEY_ID=... --env S3_SECRET_ACCESS_KEY=..."},{"title":"Verify","body":"Fetch the live URL and /p/browser-file-uploads on the example; on failure read the build and runtime logs.","command":"ample logs <deployment_id> --kind build"}],"examples":[{"title":"Astro pattern fixture","description":"Verified object storage client on Astro.","sourceRef":"tests/deploy-canaries/astro-patterns"}],"successChecks":[{"description":"app responds on its public URL","kind":"http_get","path":"/","expect":"ample canary astro patterns"},{"description":"browser-file-uploads check from the example","kind":"http_get","path":"/p/browser-file-uploads","expect":"see the pattern fixture checks"}],"limitations":["Verified on the node-22 template at s-1vcpu-1gb; other sizes and Astro major versions are not verified.","Region, compliance attestations and request-duration limits are unknown and not claimed.","PutObject and GetObject with path-style addressing are verified; other S3 operations are not."],"costEstimate":{"currency":"USD","monthlyAmount":5.0,"authoritative":true,"basis":"size prices from pricing.toml (loaded by the API) at build revision 7cf090725a6f16dd91af7d28356fe72c1b404d6e","components":[{"name":"app server","size":"s-1vcpu-1gb","quantity":1.0,"monthlyAmount":5.0}],"note":"Always-on monthly price of the tested sizes; apps auto-pause when idle. Buckets are allocation-priced per quota and not included."},"evidenceSummary":[{"kind":"canary_run","summary":"Astro pattern fixture deployed on Ample (astro build with the @astrojs/node standalone adapter then node ./dist/server/entry.mjs on the node-22 template); for this guide: bucket credentials delivered as encrypted S3_* environment variables and a validated PutObject/GetObject round-trip linked to a database row (upload=ok linked=ok).","observedAt":"2026-09-20T03:31:44Z","implementationRevision":"03b6402b1b3e19178985f08ea4033804521d85d4 (CLI b75e104)","expiresAt":"2027-03-19T03:31:44Z","scope":{"checks":["/p/browser-file-uploads"],"template":"node-22"}}],"lastVerifiedAt":"2026-09-20T03:31:44Z","mcpBinding":{"registryRef":"mcp:ample_deploy","toolName":"ample_deploy","schemaHash":"876465fce906da0c224d62961d3343064108ebe30af80cf1b87094974e948853","observedAt":"2026-09-22T00:31:22.774679+00:00","implementationRevision":"e6446ceea69b","requiredScopes":["servers:write","buckets:read"],"bindingState":"current"},"unknowns":["region availability is unknown until a verified region fact is recorded","compliance attestations are unknown; none are claimed"],"formats":{"html":"https://ample.computer/guides/astro/object-client","markdown":"https://ample.computer/guides/astro/object-client.md","json":"https://api.ample.computer/v1/catalog/recipes/page%3Aguides%3Aastro%3Aobject-client"},"nextActions":[{"actionId":"browse-catalog","label":"Browse the catalog index","operationId":"catalog_index","method":"GET","relativePath":"/v1/catalog","origin":"api","parameters":{},"requiresAuthentication":false,"requiresApproval":false},{"actionId":"search-recipes","label":"Search published recipes by intent, stack and constraints","operationId":"search_recipes","method":"POST","relativePath":"/v1/catalog/search","origin":"api","parameters":{"body":{"limit":5,"query":"Configure S3-compatible access for Astro"}},"requiresAuthentication":false,"requiresApproval":false},{"actionId":"plan:page:guides:astro:object-client","label":"Prepare a side-effect-free deployment plan for an authorized project","operationId":"plan_deployment","method":"POST","relativePath":"/v1/catalog/plan","origin":"api","parameters":{"body":{"inputs":{},"projectId":"<workspace or server id you own>","recipeId":"page:guides:astro:object-client","recipeRevision":"r1"}},"requiresAuthentication":true,"requiresApproval":false},{"actionId":"auth-setup","label":"Read the existing agent authentication setup","operationId":"existing_auth_setup","method":"GET","relativePath":"/mcp/setup","origin":"api","parameters":{},"requiresAuthentication":false,"requiresApproval":false},{"actionId":"browse:stack:framework-astro","label":"Browse Astro","operationId":"browse_node","method":"GET","relativePath":"/v1/catalog/nodes/stack%3Aframework-astro","origin":"api","parameters":{"nodeId":"stack:framework-astro"},"requiresAuthentication":false,"requiresApproval":false},{"actionId":"browse:intent:connect-app-to-storage","label":"Browse Connect app to storage","operationId":"browse_node","method":"GET","relativePath":"/v1/catalog/nodes/intent%3Aconnect-app-to-storage","origin":"api","parameters":{"nodeId":"intent:connect-app-to-storage"},"requiresAuthentication":false,"requiresApproval":false},{"actionId":"browse:pattern:browser-file-uploads","label":"Browse Browser file uploads","operationId":"browse_node","method":"GET","relativePath":"/v1/catalog/nodes/pattern%3Abrowser-file-uploads","origin":"api","parameters":{"nodeId":"pattern:browser-file-uploads"},"requiresAuthentication":false,"requiresApproval":false}]}